01341cam a2200349 4500 50433474 TxAuBib 20070822120000.0 070123s2007||||||||||||||||||||||||eng|u 9780375837296 trade 0375837299 trade DLC DLC DLC IaWfPL TxAuBib Osborne, Mary Pope. Monday with a mad genius / by Mary Pope Osborne ; illustrated by Sal Murdocca. 1st ed. New York : Random House, 2007. 116 p. Magic Tree House #10 ; 38 "A Merlin Mission.". "A Stepping Stone book.". Jack and Annie travel 500 years back in time to Florence, Italy, and spend a day helping Leonardo da Vinci in the hope of learning another secret of happiness. Leonardo, da Vinci, 1452-1519 Juvenile fiction. Leonardo, da Vinci, 1452-1519 Fiction. Time travel Fiction. Magic Fiction. Brothers and sisters Fiction. Curiosity Fiction. Florence (Italy) History 1421-1737 Fiction. Italy History 1492-1559 Fiction. Murdocca, Sal, ill., (ill.) Magic Tree House #10 ; 38.